This SIM unlock Card supports both iPhone 5S and, perfect MODE 3, when this unlock card and the Nano SIM card plused together, the Phone STK menu will shows the select carrier options automatically, after choosing the carrier, it will shows another menu, in this menu, you will see the 5S option, after choosing the right option, please restart iPhone, the selected option will be showed right now. The SIM Unlock adopts SIM tray which is the newest design in the world, it applies to iPhone 5S. This cards unlocks both iPhone 5S. This pack will unlock and activate all iPhone 5S. This unlock card is compatible with iPhone 5S with 2 a Modified SIM Trays for iPhone 5S Micro SIM in Black.